CN210958853U - A PTC insulated heating pipe - Google Patents

Abstract

The utility model discloses an insulating heating tube of PTC, including the heating tube body, the periphery and the insulating frame of heating tube body are connected, the two sides of heating tube body are equipped with insulating heat-conducting plate, insulating heat-conducting plate with insulating frame fixed connection, insulating frame's periphery is equipped with the installation frame, insulating frame's top and bottom fixedly connected with connecting block, the connecting block is close to the one end of installation frame is connected with the fixed block, it has through-hole one to open on the fixed block, the installation frame is close to through-hole one department opens there is through-hole two, the inside of through-hole two is equipped with the movable rod, the outer fixed surface of movable rod is connected with the movable block, be connected with the spring between the top of movable block and the movable rod, the bottom of movable rod is run through-hole one and is located the below of. Has the advantages that: the insulating structure has high insulativity, is simple to assemble and disassemble, does not need tools for assistance, and can be directly disassembled.

Description

A PTC insulated heating pipe

technical field

The utility model relates to the technical field of heating pipes, in particular to a PTC insulated heating pipe.

Background technique

PTC heating tube is composed of PTC ceramic heating element and aluminum tube. It has the advantages of small thermal resistance and high heat exchange efficiency. It is an automatic constant temperature and power-saving electric heater. Due to insufficient heat dissipation, its power will automatically drop sharply, so as to avoid the phenomenon of "redness" on the surface of electric heating tube heaters. It is widely used in air conditioners, hot air curtains, dehumidifiers, dryers and other equipment. , the existing PTC heating pipe will wrap the insulating sheet on the heating sheet, but the insulation effect is limited, and some PTC heating pipes will be installed on the ventilation duct, which is inconvenient to install.

For the problems in the related technologies, no effective solutions have been proposed so far.

Utility model content

The purpose of the present invention is to provide a PTC insulated heating pipe to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a PTC insulated heating pipe, comprising a heating pipe body, the periphery of the heating pipe body is connected with an insulating frame, and both sides of the heating pipe body are provided with insulating heat-conducting plates, The insulating heat-conducting plate is fixedly connected with the insulating frame, the periphery of the insulating frame is provided with a mounting frame, the top and the bottom of the insulating frame are fixedly connected with a connecting block, and the connecting block is connected to one end of the mounting frame There is a fixed block, a first through hole is opened on the fixed block, a second through hole is opened on the mounting frame near the through hole, and a movable rod is arranged inside the second through hole, and the outer side of the movable rod is A movable block is fixedly connected to the surface, a spring is connected between the top of the movable block and the movable rod, and the bottom end of the movable rod penetrates the through hole and is located below the fixed block.

Further, a mounting plate is fixedly connected to the top and bottom of the mounting frame, and a pushing mechanism is provided on the mounting plate near the movable rod.

Further, the pushing mechanism includes a cavity, a connecting hole, a push rod and a screw rod, the mounting plate is provided with a cavity near the movable rod, the cavity is matched with the movable rod, and the movable rod is The top of the rod is located in the cavity and has a connection hole, the side of the mounting plate close to the cavity is slidably connected with a push rod, and a screw rod is threadedly connected to the push rod near the cavity, so The screw rod is matched with the connecting hole.

Further, a rotating block is fixedly connected to one end of the screw rod away from the cavity.

Further, both ends of the mounting plate are provided with mounting holes.

Further, the top of the second through hole is fixedly connected to the first limit ring, and the bottom of the second through hole is fixedly connected to the second limit ring, and the spring and the movable block are located on the first limit ring and the second limit ring. Between the limit circle two.

Further, a plurality of heat-conducting rods are fixedly connected to the outer side of the insulating heat-conducting plate.

Compared with the prior art, the utility model has the following beneficial effects:

(1) The heating pipe has high insulation and is suitable for ventilation pipes. It can effectively dissipate heat and heat the wind in the pipe. It is easy to install and disassemble, and can be disassembled directly without the aid of tools.

(2) The push mechanism on the mounting plate is convenient to drive the movable rod to move upward, so that the movable rod is separated from the through hole 1, the rotating block is convenient to rotate the screw rod, and the mounting hole is convenient for the bolt to pass through, connecting the mounting frame to the ventilation duct.

(3) The first limit ring and the second limit ring play a limiting role to prevent the movable block from escaping from the second through hole, and the heat conduction rod can guide the heat on the insulating heat conduction plate outward to improve the heat dissipation.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only of the present invention. For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

1 is a schematic structural diagram of a PTC insulated heating pipe according to an embodiment of the present invention;

2 is a schematic structural diagram of a mounting plate in a PTC insulated heating pipe according to an embodiment of the present invention;

3 is a side view of a PTC insulated heating pipe according to an embodiment of the present invention.

Reference number:

1. Heating tube body; 2. Insulating frame; 3. Insulating heat-conducting plate; 4. Mounting frame; 5. Connecting block; 6. Fixed block; 7. Through hole 1; 8. Through hole 2; 9. Active rod; 10 , movable block; 11, spring; 12, mounting plate; 13, cavity; 14, connecting hole; 15, push rod; 16, screw rod; 17, mounting hole; 18, limit ring one; 19, limit ring 2. 20. Thermal rod.

Detailed ways

Below, in conjunction with the accompanying drawings and specific embodiments, the utility model is further described:

1-3, a PTC insulated heating pipe according to an embodiment of the present invention includes a heating pipe body 1, the periphery of the heating pipe body 1 is connected with an insulating frame 2, and the heating pipe body 1 The insulating and heat-conducting plates 3 are fixedly connected to the insulating frame 2 on both sides, and a plurality of heat-conducting rods 20 are fixedly connected to the outside of the insulating and heat-conducting plate 3. The heat is directed outwards to improve heat dissipation;

The periphery of the insulating frame 2 is provided with a mounting frame 4 , the top and bottom of the insulating frame 2 are fixedly connected with a connecting block 5 , and one end of the connecting block 5 close to the mounting frame 4 is connected with a fixing block 6 . A through hole 7 is opened on the fixing block 6, a through hole 2 8 is opened in the mounting frame 4 close to the through hole 1 7, and a movable rod 9 is arranged inside the through hole 2, and the movable rod 9 A movable block 10 is fixedly connected to the outer surface of the movable block 10, and a spring 11 is connected between the top of the movable block 10 and the movable rod 9. The action of the spring 11 can push the movable block 10 downward, and the bottom end of the movable rod 9 penetrates through The first through hole 7 is located below the fixing block 6 , the top of the through hole 2 8 is fixedly connected to the first limiting ring 18 , the bottom of the through hole 2 8 is fixedly connected to the second limiting ring 19 , the Both the spring 11 and the movable block 10 are located between the first limit ring 18 and the second limit ring 19, and the first limit ring 18 and the second limit ring 19 play a limiting role to avoid the movable block 10 out of the through hole two 8;

A mounting plate 12 is fixedly connected to the top and bottom of the mounting frame 4 . The mounting plate 12 is provided with a pushing mechanism near the movable rod 9 . The pushing mechanism includes a cavity 13 , a connecting hole 14 , a push rod 15 and Screw 16, the mounting plate 12 has a cavity 13 close to the movable rod 9, the cavity 13 is matched with the movable rod 9, and the top of the movable rod 9 is located in the cavity 13 A connecting hole 14 is opened, and a push rod 15 is slidably connected to the side of the mounting plate 12 close to the cavity 13 . It should be noted that a corresponding slider is connected to the port of the push rod 15 . Corresponding sliding grooves are opened, and the push rod 15 can be slidably connected with the mounting plate 12 through the slider and the sliding groove. The connecting holes 14 are matched with each other, the end of the screw rod 16 away from the cavity 13 is fixedly connected with a rotating block, and the rotating block is convenient for rotating the screw rod 16. The two ends of the mounting plate 12 are provided with mounting holes 17. The mounting holes 17 It is convenient for bolts to pass through and connect the mounting frame 4 to the ventilation duct.

In order to facilitate the understanding of the above technical solutions of the present invention, the working principle or operation mode of the present invention in the actual process will be described in detail below.

In practical application, first pass the bolts through the mounting holes 17 to fix the mounting frame 4 with the interior of the ventilation duct, align the through holes 1 7 on the fixing block 6 with the through holes 2 8 on the mounting frame 4, and then rotate The block rotates the screw rod 16, so that the screw rod 16 is separated from the connection hole 14, the spring 11 can stretch and push the movable block 10 to move downward, so that the bottom of the movable rod 9 passes through the limit ring 2 19 and the through hole 2 8, so that the fixed block 6. It cannot be separated from the installation frame 4. When the duct ventilation needs to be heated, the heating pipe body 1 is made to work, and the insulating heat-conducting plate 3 and the heat-conducting rod 20 guide the heat outward. Heating with the insulating heat-conducting plate 3, so that the hot air comes out from the air outlet of the ventilation duct. When the heating pipe body 1 fails and needs to be replaced, the push rod 15 is moved downward, so that the push rod 15 and the top of the movable rod 9 are located at the same On the horizontal line, the screw rod 16 is then rotated to make the screw rod 16 enter the connecting hole 14, and then the push rod 15 is pushed to drive the movable rod 9 to move upward, so that the bottom of the movable rod 9 is separated from the through hole 17. At this time, the fixed block 6 can be Detached from the installation frame 4, the new heating pipe body 1 can be installed on the installation frame 4. The heating pipe has high insulation and is suitable for ventilation ducts. It is heated, and the installation and disassembly is simple, and it can be disassembled directly without the aid of tools.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. A PTC insulated heating pipe, characterized in that, comprising a heating pipe body (1), the periphery of the heating pipe body (1) is connected with an insulating frame (2), and the two sides of the heating pipe body (1) are provided with There is an insulating and heat-conducting plate (3), the insulating and heat-conducting plate (3) is fixedly connected with the insulating frame (2), and a mounting frame (4) is arranged on the periphery of the insulating frame (2), and the insulating frame (2) A connecting block (5) is fixedly connected to the top and bottom of the ), and one end of the connecting block (5) close to the mounting frame (4) is connected with a fixing block (6), and the fixing block (6) is opened with a connecting block (6). Hole one (7), the mounting frame (4) has a through hole two (8) close to the through hole one (7), and a movable rod (9) is arranged inside the through hole two (8), A movable block (10) is fixedly connected to the outer surface of the movable rod (9), a spring (11) is connected between the top of the movable block (10) and the movable rod (9), and the movable rod (9) The bottom end penetrates through the first through hole (7) and is located below the fixing block (6). 2. A PTC insulated heating pipe according to claim 1, wherein the top and bottom of the mounting frame (4) are fixedly connected with a mounting plate (12), and the mounting plate (12) is close to the A push mechanism is provided at the movable rod (9). 3. A PTC insulated heating pipe according to claim 2, wherein the pushing mechanism comprises a cavity (13), a connecting hole (14), a push rod (15) and a screw rod (16), The mounting plate (12) is provided with a cavity (13) close to the movable rod (9), the cavity (13) is matched with the movable rod (9), and the top of the movable rod (9) is provided with a cavity (13). A connecting hole (14) is located in the cavity (13), and a push rod (15) is slidably connected to the side of the mounting plate (12) close to the cavity (13), and the push rod ( 15) A lead screw (16) is threadedly connected near the cavity (13), and the lead screw (16) is matched with the connection hole (14). 4 . The PTC insulated heating pipe according to claim 3 , wherein a rotating block is fixedly connected to one end of the screw rod ( 16 ) away from the cavity ( 13 ). 5 . 5 . The PTC insulated heating pipe according to claim 4 , wherein the two ends of the mounting plate ( 12 ) are provided with mounting holes ( 17 ). 6 . 6. A PTC insulated heating pipe according to claim 1, characterized in that the top of the second through hole (8) is fixedly connected to the first limiting ring (18), and the bottom of the second through hole (8) The second limiting ring (19) is fixedly connected, and the spring (11) and the movable block (10) are both located between the first limiting ring (18) and the second limiting ring (19). 7 . The PTC insulated heating pipe according to claim 1 , wherein a plurality of heat conducting rods ( 20 ) are fixedly connected to the outer side of the insulating heat conducting plate ( 3 ). 8 .

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